- Suzhou United Excellence Science & Technology Co., Ltd.
- Machining, Oil Machinery, Turning Machining, Milling Machining, Valve Parts, Acme Screw, Low Volume Part, Customized Part, Well Mearsurement Tool, Casting Machining
Jiangsu
- Qingdao Thinkwell Hardware & Machinery Co., Ltd.
- Trailer Parts,Rigging Hardware,Pole Line Hardware,Forged Parts
Shandong
- Gaoyang County Tianhong General-Purpose Machinery Spare Parts Factory
- Diesel Engine Parts, Gasoline Engine Parts, Agricultural Spare Parts, Cylinder Liner, Piston, Crankshaft, Nozzle, Piston Ring, Tiller Blade, Connecting Rod Bearing
Hebei
- Qingdao One Magnet Electronic Co., Ltd.
- Magnet
Shandong